The Rolex Milgauss features a stainless steel case and oyster bracelet, with a fixed domed bezel and black dial. It has luminous hands and hour markers for excellent legibility in low light conditions. The crystal is scratch-resistant sapphire green. Powered by an automatic mechanical movement (calibre 3135) providing approximately 72 hours of power reserve. Includes second hand detail, orange lightning bolt motif, and chronometer certification.